71374473 has 16 divisors (see below), whose sum is σ = 105877440. Its totient is φ = 47521152.

The previous prime is 71374463. The next prime is 71374477. The reversal of 71374473 is 37447317.

It is not a de Polignac number, because 71374473 - 2⁵ = 71374441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71374477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30265 + ... + 32537.

It is an arithmetic number, because the mean of its divisors is an integer number (6617340).

Almost surely, 2^71374473 is an apocalyptic number.

It is an amenable number.

71374473 is a deficient number, since it is larger than the sum of its proper divisors (34502967).

71374473 is a wasteful number, since it uses less digits than its factorization.

71374473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445 (or 3439 counting only the distinct ones).

The product of its digits is 49392, while the sum is 36.

The square root of 71374473 is about 8448.3414348616. The cubic root of 71374473 is about 414.8084915005.

It can be divided in two parts, 71 and 374473, that added together give a square (374544 = 612²).

The spelling of 71374473 in words is "seventy-one million, three hundred seventy-four thousand, four hundred seventy-three".